#include "iostream"
using namespace std;



struct Teacher
{
	char name[64];
	int age;
};

//const引用让变量(所指内存空间)拥有只读属性
void changeTeacherAge(const Teacher &t) //const Teacher *const pt
{
	t.age  = 11;
}
int main42()
{
	Teacher t1;
	t1.age = 33;
	changeTeacherAge(t1);
	return 0;
}


